Hot Racing - Aluminum Differential Locker (Spool), for Arrma Kraton Outcast

Hot Racing

$ 18.88 

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Hot Racing aluminum differential spool (locker) hub for the 1/8 Arrma Kraton BLX, Notorious BLX, Outcast BLX, Senton BLX, Talion BLX, and Typhon BLX. Fits the front, center, or rear differential. This part is recommended for off-road use only.


  • CNC machined solid aluminum, anodized red
  • Cross-drilled to reduce rotating mass and increase acceleration
  • Allows for better acceleration and climbing
  • Replaces differential spider and side gears (Arrma AR310436)
  • Fits the front, center, or rear
  • Specifications:

  • Overall length: 18mm
  • Diameter: 15.9mm